1421103212099 has 2 divisors, whose sum is σ = 1421103212100. Its totient is φ = 1421103212098.

The previous prime is 1421103212083. The next prime is 1421103212107. The reversal of 1421103212099 is 9902123011241.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1421103212099 - 2⁴ = 1421103212083 is a prime.

It is not a weakly prime, because it can be changed into another prime (1421103212059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710551606049 + 710551606050.

It is an arithmetic number, because the mean of its divisors is an integer number (710551606050).

Almost surely, 2^{1421103212099} is an apocalyptic number.

1421103212099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1421103212099 is an equidigital number, since it uses as much as digits as its factorization.

1421103212099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 1421103212099 in words is "one trillion, four hundred twenty-one billion, one hundred three million, two hundred twelve thousand, ninety-nine".